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1301514940 = 225115915977
BaseRepresentation
bin100110110010011…
…1000101010111100
310100201000210212001
41031210320222330
510131141434230
6333051552044
744152460125
oct11544705274
93321023761
101301514940
11608742490
12303a5b624
131798486ab
14c4bd704c
15793de0ca
hex4d938abc

1301514940 has 24 divisors (see below), whose sum is σ = 2981652912. Its totient is φ = 473278080.

The previous prime is 1301514919. The next prime is 1301514941. The reversal of 1301514940 is 494151031.

It is a super-2 number, since 2×13015149402 = 3387882278086407200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1301514899 and 1301514908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301514941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957769 + ... + 2958208.

It is an arithmetic number, because the mean of its divisors is an integer number (124235538).

Almost surely, 21301514940 is an apocalyptic number.

1301514940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301514940 is an abundant number, since it is smaller than the sum of its proper divisors (1680137972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1301514940 is a wasteful number, since it uses less digits than its factorization.

1301514940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5915997 (or 5915995 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1301514940 is about 36076.5150756001. The cubic root of 1301514940 is about 1091.8166658547.

Adding to 1301514940 its reverse (494151031), we get a palindrome (1795665971).

The spelling of 1301514940 in words is "one billion, three hundred one million, five hundred fourteen thousand, nine hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 5915977 11831954 23663908 29579885 59159770 65075747 118319540 130151494 260302988 325378735 650757470 1301514940